3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "<?php echo 'lol'; ?>"; $i=9990; $var = '@'; while(substr(';',$var)!=-1){ $var++; } echo"var:"+$var; ?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.40.0110.00418.92
8.3.30.0110.00318.95
8.3.20.0040.00420.20
8.3.10.0070.00023.70
8.3.00.0070.00020.64
8.2.170.0140.00022.96
8.2.160.0110.00422.16
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0080.00017.75
8.2.110.0060.00322.31
8.2.100.0040.00717.91
8.2.90.0050.00319.05
8.2.80.0060.00318.05
8.2.70.0030.00617.50
8.2.60.0080.00018.03
8.2.50.0060.00318.07
8.2.40.0000.01018.22
8.2.30.0030.00518.11
8.2.20.0000.00717.63
8.2.10.0000.00819.45
8.2.00.0040.00417.79
8.1.270.0060.00323.99
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0030.00623.82
8.1.230.0090.00319.06
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0030.00517.30
8.1.180.0030.00518.10
8.1.170.0030.00518.57
8.1.160.0000.00821.95
8.1.150.0000.01018.55
8.1.140.0040.00417.34
8.1.130.0000.00817.73
8.1.120.0050.00217.43
8.1.110.0040.00417.30
8.1.100.0040.00417.27
8.1.90.0030.00717.45
8.1.80.0040.00417.43
8.1.70.0030.00317.27
8.1.60.0030.00517.40
8.1.50.0000.00817.52
8.1.40.0050.00317.49
8.1.30.0040.00417.64
8.1.20.0050.00317.64
8.1.10.0040.00417.43
8.1.00.0030.00517.41
8.0.300.0030.00518.77
8.0.290.0040.00417.16
8.0.280.0000.00818.48
8.0.270.0040.00417.31
8.0.260.0000.00616.74
8.0.250.0030.00316.93
8.0.240.0000.00717.00
8.0.230.0030.00316.98
8.0.220.0040.00416.89
8.0.210.0000.00716.89
8.0.200.0000.00616.83
8.0.190.0030.00616.86
8.0.180.0050.00316.91
8.0.170.0040.00416.77
8.0.160.0000.00816.88
8.0.150.0030.00316.74
8.0.140.0040.00416.82
8.0.130.0030.00313.31
8.0.120.0050.00316.83
8.0.110.0000.00816.75
8.0.100.0000.00716.87
8.0.90.0050.00216.94
8.0.80.0090.00616.95
8.0.70.0040.00416.84
8.0.60.0000.00716.89
8.0.50.0080.00016.82
8.0.30.0090.01416.93
8.0.20.0130.01117.40
8.0.10.0000.00716.83
8.0.00.0060.01616.62
7.4.330.0000.00615.00
7.4.320.0040.00416.47
7.4.300.0000.00816.36
7.4.290.0000.00716.49
7.4.280.0060.00316.39
7.4.270.0040.00416.30
7.4.260.0040.00416.28
7.4.250.0030.00616.43
7.4.240.0020.00616.35
7.4.230.0040.00416.28
7.4.220.0060.01216.54
7.4.210.0110.00816.45
7.4.200.0000.00816.26
7.4.190.0040.00416.42
7.4.160.0090.00916.25
7.4.150.0180.01917.40
7.4.140.0150.01317.86
7.4.130.0240.01416.44
7.4.120.0160.01016.52
7.4.110.0160.03416.40
7.4.100.0230.01716.39
7.4.90.0290.02916.56
7.4.80.0180.02016.68
7.4.70.0150.03116.32
7.4.60.0070.01016.41
7.4.50.0020.00216.50
7.4.40.0090.00922.77
7.4.30.0140.01516.55
7.4.00.0070.01114.78
7.3.330.0040.00212.99
7.3.320.0050.00013.17
7.3.310.0070.00015.98
7.3.300.0000.00716.12
7.3.290.0050.01816.14
7.3.280.0120.00816.09
7.3.270.0290.00517.40
7.3.260.0220.01916.09
7.3.250.0230.00316.28
7.3.240.0100.01716.11
7.3.230.0150.00416.39
7.3.210.0160.01616.29
7.3.200.0130.01019.39
7.3.190.0100.01016.23
7.3.180.0060.01116.41
7.3.170.0180.00016.27
7.3.160.0120.01816.18
7.3.120.0090.00614.63
7.3.10.0100.00316.63
7.3.00.0000.01616.50
7.2.330.0110.00716.41
7.2.320.0160.00316.67
7.2.310.0180.00616.23
7.2.300.0090.01016.38
7.2.290.0030.01516.36
7.2.130.0040.00716.77
7.2.120.0000.01316.61
7.2.110.0080.00416.93
7.2.100.0080.00416.52
7.2.90.0030.00816.96
7.2.80.0090.00316.81
7.2.70.0030.00617.00
7.2.60.0060.00916.90
7.2.50.0030.00616.82
7.2.40.0040.00716.91
7.2.30.0060.00616.80
7.2.20.0090.00316.79
7.2.10.0000.00916.77
7.2.00.0050.00618.20
7.1.250.0130.00015.73
7.1.100.0070.00318.00
7.1.70.0000.01216.76
7.1.60.0000.01117.35
7.1.50.0050.00816.79
7.0.200.0030.00716.71

preferences:
37.87 ms | 400 KiB | 5 Q